diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h new file mode 100644 index 000000000000..4892a65ddd48 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h @@ -0,0 +1,65 @@ +#ifndef __NVBIOS_DCB_H__ +#define __NVBIOS_DCB_H__ +enum dcb_output_type { + DCB_OUTPUT_ANALOG = 0x0, + DCB_OUTPUT_TV = 0x1, + DCB_OUTPUT_TMDS = 0x2, + DCB_OUTPUT_LVDS = 0x3, + DCB_OUTPUT_DP = 0x6, + DCB_OUTPUT_EOL = 0xe, + DCB_OUTPUT_UNUSED = 0xf, + DCB_OUTPUT_ANY = -1, +}; + +struct dcb_output { + int index; /* may not be raw dcb index if merging has happened */ + u16 hasht; + u16 hashm; + enum dcb_output_type type; + uint8_t i2c_index; + uint8_t heads; + uint8_t connector; + uint8_t bus; + uint8_t location; + uint8_t or; + uint8_t link; + bool duallink_possible; + uint8_t extdev; + union { + struct sor_conf { + int link; + } sorconf; + struct { + int maxfreq; + } crtconf; + struct { + struct sor_conf sor; + bool use_straps_for_mode; + bool use_acpi_for_edid; + bool use_power_scripts; + } lvdsconf; + struct { + bool has_component_output; + } tvconf; + struct { + struct sor_conf sor; + int link_nr; + int link_bw; + } dpconf; + struct { + struct sor_conf sor; + int slave_addr; + } tmdsconf; + }; + bool i2c_upper_default; +}; + +u16 dcb_table(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *ent, u8 *len); +u16 dcb_outp(struct nvkm_bios *, u8 idx, u8 *ver, u8 *len); +u16 dcb_outp_parse(struct nvkm_bios *, u8 idx, u8 *, u8 *, + struct dcb_output *); +u16 dcb_outp_match(struct nvkm_bios *, u16 type, u16 mask, u8 *, u8 *, + struct dcb_output *); +int dcb_outp_foreach(struct nvkm_bios *, void *data, int (*exec) + (struct nvkm_bios *, void *, int index, u16 entry)); +#endif |